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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:54:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:54:43 +0000 |
commit | e4283f6d48b98e764b988b43bbc86b9d52e6ec94 (patch) | |
tree | c8f7f7a6c2f5faa2942d27cefc6fd46cca492656 /js/gdm/authList.js | |
parent | Initial commit. (diff) | |
download | gnome-shell-e4283f6d48b98e764b988b43bbc86b9d52e6ec94.tar.xz gnome-shell-e4283f6d48b98e764b988b43bbc86b9d52e6ec94.zip |
Adding upstream version 43.9.upstream/43.9upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/gdm/authList.js | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/js/gdm/authList.js b/js/gdm/authList.js new file mode 100644 index 0000000..fb223a9 --- /dev/null +++ b/js/gdm/authList.js @@ -0,0 +1,176 @@ +// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- +/* + * Copyright 2017 Red Hat, Inc + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +/* exported AuthList */ + +const { Clutter, GObject, Meta, St } = imports.gi; + +const SCROLL_ANIMATION_TIME = 500; + +const AuthListItem = GObject.registerClass({ + Signals: { 'activate': {} }, +}, class AuthListItem extends St.Button { + _init(key, text) { + this.key = key; + const label = new St.Label({ + text, + style_class: 'login-dialog-auth-list-label', + y_align: Clutter.ActorAlign.CENTER, + x_expand: false, + }); + + super._init({ + style_class: 'login-dialog-auth-list-item', + button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE, + can_focus: true, + child: label, + reactive: true, + }); + + this.connect('key-focus-in', + () => this._setSelected(true)); + this.connect('key-focus-out', + () => this._setSelected(false)); + this.connect('notify::hover', + () => this._setSelected(this.hover)); + + this.connect('clicked', this._onClicked.bind(this)); + } + + _onClicked() { + this.emit('activate'); + } + + _setSelected(selected) { + if (selected) { + this.add_style_pseudo_class('selected'); + this.grab_key_focus(); + } else { + this.remove_style_pseudo_class('selected'); + } + } +}); + +var AuthList = GObject.registerClass({ + Signals: { + 'activate': { param_types: [GObject.TYPE_STRING] }, + 'item-added': { param_types: [AuthListItem.$gtype] }, + }, +}, class AuthList extends St.BoxLayout { + _init() { + super._init({ + vertical: true, + style_class: 'login-dialog-auth-list-layout', + x_align: Clutter.ActorAlign.START, + y_align: Clutter.ActorAlign.CENTER, + }); + + this.label = new St.Label({ style_class: 'login-dialog-auth-list-title' }); + this.add_child(this.label); + + this._scrollView = new St.ScrollView({ + style_class: 'login-dialog-auth-list-view', + }); + this._scrollView.set_policy( + St.PolicyType.NEVER, St.PolicyType.AUTOMATIC); + this.add_child(this._scrollView); + + this._box = new St.BoxLayout({ + vertical: true, + style_class: 'login-dialog-auth-list', + pseudo_class: 'expanded', + }); + + this._scrollView.add_actor(this._box); + this._items = new Map(); + + this.connect('key-focus-in', this._moveFocusToItems.bind(this)); + } + + _moveFocusToItems() { + let hasItems = this.numItems > 0; + + if (!hasItems) + return; + + if (global.stage.get_key_focus() !== this) + return; + + let focusSet = this.navigate_focus(null, St.DirectionType.TAB_FORWARD, false); + if (!focusSet) { + Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => { + this._moveFocusToItems(); + return false; + }); + } + } + + _onItemActivated(activatedItem) { + this.emit('activate', activatedItem.key); + } + + scrollToItem(item) { + let box = item.get_allocation_box(); + + let adjustment = this._scrollView.get_vscroll_bar().get_adjustment(); + + let value = (box.y1 + adjustment.step_increment / 2.0) - (adjustment.page_size / 2.0); + adjustment.ease(value, { + duration: SCROLL_ANIMATION_TIME, + mode: Clutter.AnimationMode.EASE_OUT_QUAD, + }); + } + + addItem(key, text) { + this.removeItem(key); + + let item = new AuthListItem(key, text); + this._box.add(item); + + this._items.set(key, item); + + item.connect('activate', this._onItemActivated.bind(this)); + + // Try to keep the focused item front-and-center + item.connect('key-focus-in', () => this.scrollToItem(item)); + + this._moveFocusToItems(); + + this.emit('item-added', item); + } + + removeItem(key) { + if (!this._items.has(key)) + return; + + let item = this._items.get(key); + + item.destroy(); + + this._items.delete(key); + } + + get numItems() { + return this._items.size; + } + + clear() { + this.label.text = ''; + this._box.destroy_all_children(); + this._items.clear(); + } +}); |